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                        <h1 class="file-heading">File: src&#x2F;pixi&#x2F;Text.js</h1>

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    <pre class="code prettyprint linenums">
&#x2F;**
 * @author Mat Groves http:&#x2F;&#x2F;matgroves.com&#x2F; @Doormat23
 *&#x2F;

&#x2F;**
 * A Text Object will create a line of text
 * @class Text
 * @extends Sprite
 * @constructor
 * @param text {String} The copy that you would like the text to display
 * @param fontStyle {String} the style and size of the font eg &quot;bold 20px Arial&quot;
 * @param fillStyle {Object} a canvas fillstyle that will be used on the text eg &quot;red&quot;, &quot;#00FF00&quot; can also be null
 * @param strokeStyle {String} a canvas fillstyle that will be used on the text stroke eg &quot;blue&quot;, &quot;#FCFF00&quot; can also be null
 * @param strokeThickness {Number} A number that represents the thicknes of the stroke. default is 0 (no stroke)
 *&#x2F;
PIXI.Text = function(text, fontStyle, fillStyle, strokeStyle, strokeThickness)
{
	this.canvas = document.createElement(&quot;canvas&quot;);
	
	this.context = this.canvas.getContext(&quot;2d&quot;);
	&#x2F;&#x2F;document.body.appendChild(this.canvas);
	this.setText(text);
	this.setStyle(fontStyle, fillStyle, strokeStyle, strokeThickness);
	
	this.updateText();
	
	PIXI.Sprite.call( this, PIXI.Texture.fromCanvas(this.canvas));
	
	&#x2F;&#x2F; need to store a canvas that can
}

&#x2F;&#x2F; constructor
PIXI.Text.constructor = PIXI.Text;
PIXI.Text.prototype = Object.create( PIXI.Sprite.prototype );

&#x2F;**
 * Set the copy for the text object
 * @methos setText
 * @param text {String} The copy that you would like the text to display
 *&#x2F;
PIXI.Text.prototype.setText = function(text)
{
	this.text = text || &quot; &quot;;
	this.dirty = true;
}

&#x2F;**
 * Set the style of the text
 * @method setStyle
 * @constructor
 * @param fontStyle {String} the style and size of the font eg &quot;bold 20px Arial&quot;
 * @param fillStyle {Object} a canvas fillstyle that will be used on the text eg &quot;red&quot;, &quot;#00FF00&quot; can also be null
 * @param strokeStyle {String} a canvas fillstyle that will be used on the text stroke eg &quot;blue&quot;, &quot;#FCFF00&quot; can also be null
 * @param strokeThickness {Number} A number that represents the thicknes of the stroke. default is 0 (no stroke)
 *&#x2F;
PIXI.Text.prototype.setStyle = function(fontStyle, fillStyle, strokeStyle, strokeThickness)
{
	this.fontStyle = fontStyle || &quot;bold 20pt Arial&quot;;
	this.fillStyle = fillStyle;
	this.strokeStyle = strokeStyle;
	this.strokeThickness = strokeThickness || 0;
	
	this.dirty = true;
}

&#x2F;**
 * @private
 *&#x2F;
PIXI.Text.prototype.updateText = function()
{
&#x2F;&#x2F;	console.log(this.text);
	this.context.font = this.fontStyle;
		
	this.canvas.width = this.context.measureText(this.text).width + this.strokeThickness&#x2F;&#x2F;textDimensions.width;
	this.canvas.height = this.determineFontHeight(&quot;font: &quot; + this.fontStyle  + &quot;;&quot;)+ this.strokeThickness;&#x2F;&#x2F; textDimensions.height;

	this.context.fillStyle = this.fillStyle;
	this.context.font = this.fontStyle;
	
    this.context.strokeStyle = this.strokeStyle;
	this.context.lineWidth = this.strokeThickness;

	this.context.textBaseline=&quot;top&quot;; 

    if(this.strokeStyle &amp;&amp; this.strokeThickness)this.context.strokeText(this.text,  this.strokeThickness&#x2F;2, this.strokeThickness&#x2F;2);
	if(this.fillStyle)this.context.fillText(this.text,  this.strokeThickness&#x2F;2, this.strokeThickness&#x2F;2);
	
	
&#x2F;&#x2F;	console.log(&quot;&#x2F;&#x2F;&quot;)
}

PIXI.Text.prototype.updateTransform = function()
{
	if(this.dirty)
	{
		this.updateText();	
		
		&#x2F;&#x2F; update the texture..
		this.texture.baseTexture.width = this.canvas.width;
		this.texture.baseTexture.height = this.canvas.height;
		this.texture.frame.width = this.canvas.width;
		this.texture.frame.height = this.canvas.height;
		
		PIXI.texturesToUpdate.push(this.texture.baseTexture);
		this.dirty = false;
	}
	
	PIXI.Sprite.prototype.updateTransform.call( this );
}

&#x2F;*
 * http:&#x2F;&#x2F;stackoverflow.com&#x2F;users&#x2F;34441&#x2F;ellisbben
 * great solution to the problem!
 *&#x2F;
PIXI.Text.prototype.determineFontHeight = function(fontStyle) 
{
	&#x2F;&#x2F; build a little refference dictionary so if the font style has been used return a
	&#x2F;&#x2F; cached version...
	var result = PIXI.Text.heightCache[fontStyle]
	
	if(!result)
	{
		var body = document.getElementsByTagName(&quot;body&quot;)[0];
		var dummy = document.createElement(&quot;div&quot;);
		var dummyText = document.createTextNode(&quot;M&quot;);
		dummy.appendChild(dummyText);
		dummy.setAttribute(&quot;style&quot;, fontStyle);
		body.appendChild(dummy);
		
		result = dummy.offsetHeight;
		PIXI.Text.heightCache[fontStyle] = result
		
		body.removeChild(dummy);
	}
	
	return result;
};

PIXI.Text.prototype.destroy = function(destroyTexture)
{
	if(destroyTexture)
	{
		this.texture.destroy();
	}
		
}

PIXI.Text.heightCache = {};

    </pre>
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